1. David Garvin Product Manager Mammoth

2. Agenda Government regulations Carrier replacement Mammoth strategy Long term plan New products

3. Efficiency Changes Minimum today ASHRAE 90.1-2013 goes into effect as Federal minimum as of January 1, 2018

4. Efficiency Changes cont. Federal minimum as of January 1, 2023

5. Efficiency Changes cont. Commercial Warm Air Furnaces Energy Conservation Standards and their Compliance Dates Gas-fired Commercial Warm Air Furnaces. – Gas-fired commercial warm air furnaces manufactured on and after January 1, 2023 must have a thermal efficiency at the maximum rated capacity (rated maximum input) not less than 81 percent. Oil-fired Commercial Warm Air Furnaces. – Oil-fired commercial warm air furnaces manufactured on and after January 1, 2023 must have a thermal efficiency at the maximum rated capacity (rated maximum input) not less than 82 percent.

6. Big Blue Oval Replacement Dakin, Lennox, York, and Rheem and sub brands have direct replacements for older Carrier units. What a great idea. – Hello….we did that in 2004 with our 12.5 & 15 ton fitting the 48 DP or DR Most of these products are at todays minimum efficiency levels Nortek Global HVAC is currently in the process of matching that idea and taking this footprint to the next efficiency level Down and horizontal air flow as shipped Utilities same location as Carrier Factory installed options are a mandatory requirement in this project – Economizers, disconnects, outlets, stainless steel heat exchangers, VFD blowers, low ambient, hinge panels, BacNet, Lon Communication, smoke detectors,

7. Next Steps in Unitary

8. Mammoth Next Steps Infrared heaters Tubular radiant heaters Hydronic and electric unit heaters

9. Mammoth 241E

10. Thank You Questions?